rÄma rÄma mahÄ-bÄho
na jÄne tava vikramam
yasyaikÄmÅ›ena vidhá¹›tÄ
jagatī jagataḥ pate
rÄma rÄma - O RÄma, RÄma; mahÄ-bÄho - O mighty-armed one; na jÄne - I do not appreciate; tava - Your; vikramam - prowess; yasya - whose; eka - one; amÅ›ena - by a portion; vidhá¹›tÄ - is sustained; jagatÄ« - the earth; jagataḥ - of the universe; pate - O master.
The phrase ekÄá¹Å›ena (“with a single portionâ€) refers to the Lord’s expansion as Åšeá¹£a. This is confirmed by the ÄcÄryas.